Ken Spillman Books

"Jake's birthday list is longer than an anaconda and it definitely does not include socks or underwear. This year he wants a pirate, a dinosaur, a leopard, and a dragon. Luckily for Jake, his Aunti...

Jake s monster mess

By Ken Spillman

Average: 0.00, 0 Ratings

"Jake's room is only slightly messy--until he tries to clean it!"--

Jake s balloon blast

By Ken Spillman

Average: 0.00, 0 Ratings

"Jake has always wanted to fly, it's just a matter of how. Inspired by his favorite childhood toy and together with his friend Jonah, Jake finally comes up with a plan to get himself off the ground...

Jake s great game

By Ken Spillman

Average: 0.00, 0 Ratings

"Jake just knows he's going to be awesome at soccer; he'll be super fast and much too tricky for the other players. But, Jake quickly discovers, soccer isn't as easy as it looks. When Jake isn't tr...

How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.